mirror of
https://github.com/a2-4am/4cade.git
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38 lines
917 B
Python
38 lines
917 B
Python
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#!/usr/bin/env python3
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from math import sqrt, sin, cos, pi
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radius_x = 280/2
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radius_y = 192/2
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def f(t):
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return (sqrt(t)*cos(2*pi*sqrt(t)), 0.82*sqrt(t)*sin(2*pi*sqrt(t)))
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coords = []
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for i in range(1000000):
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any = False
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a, b = f(float(i)/10.0)
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x = round(radius_x+a)
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y = round(radius_y+b)
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if y % 2 != 0:
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continue
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if x < 0 or x >= radius_x or y < 0 or y >= radius_y:
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continue
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coords.append((x,y))
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d = {}
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unique_coords = []
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for c in coords:
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if not d.get(c):
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unique_coords.append(c)
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d[c] = 1
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if len(unique_coords) == 10000:
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break
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with open("../../../src/fx/fx.hgr.iris.data.a", "w") as f:
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for x, y in unique_coords:
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aval = "$" + hex(y)[2:].rjust(2, "0").upper()
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bval = "%" + \
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bin(x%7)[2:].rjust(3, "0") + \
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bin(x//7)[2:].rjust(5, "0")
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f.write(" !byte %s,%s\n" % (aval, bval))
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